#VU18367 Out-of-bounds read in GraphicsMagick - CVE-2019-11009

Vulnerability identifier: #VU18367

Vulnerability risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-11009

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GraphicsMagick
Universal components / Libraries / Libraries used by multiple products

Vendor: GraphicsMagick Group

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to heap-based buffer over-read in the function ReadXWDImage() in coders/xwd.c, which allows attackers to cause a denial of service or information disclosure via a crafted image file. A remote attacker can perform a denial of service attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

GraphicsMagick: 1.4

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External links
https://hg.graphicsmagick.org/hg/GraphicsMagick/rev/7cff2b1792de
https://lists.opensuse.org/opensuse-security-announce/2019-04/msg00093.html
https://lists.debian.org/debian-lts-announce/2019/04/msg00015.html
https://sourceforge.net/p/graphicsmagick/bugs/597/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.